Java2D Headless

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Hi,
here is the corresponding PR:

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23786

Follow the link to the ML to get my preliminary image loading code. It may be
useful to write the start of a full ImageMagick based plugin. However fitzsim
said that ImageMagick provide to few features for a real ImageIO plugin. I think
this means that access to meta-information is impossible. Still simple image
loading should be doable ...

cya
Robert


Juerg Lehni wrote:
> Hi Sven,
> 
> Thank you for the update on the status quo of both Java2D and  ImageIO.
> And great to hear that work is currently done for this.
> 
> I wonder about ImageIO through ImageMagick though. Are you sure that 
> there is no code for this so far? I saw it mentioned here, and from 
> what I read it sounds like it's already working:
> 
> http://developer.classpath.org/doc/javax/imageio/package-summary.html
> 
> And how much more time do you think will be needed for the Java2D  stuff
> to work completely headless?
> 
> Is there anything I could help with?
> 
> J?rg
> 
> Am 07.06.2006 um 14:20 schrieb Sven de Marothy:
> 
>> Hello Juerg,
>>
>>> I wonder: Does Java2D and ImageIO work on Unix without an X Server
>>> installed, e.g. in a server environment or on OS X? If so: How do I
>>> need to compile?
>>
>>
>> Roman has been doing some work on this, however it's not ready for
>> production use yet, AFAIK. The existing Java2D on Cairo peers will
>> probably be able to work headless. They don't at this very moment
>> though. The main remaining dependency on GTK for headless is for  fonts,
>> but I'm actually working on removing that right now.
>>
>>> And what is the situation on Windows?
>>
>>
>> Same as above. (The Cairo libs used for offscreen drawing are portable
>> and shouldn't have any problems under Windows.)
>>
>>> I read somewhere that ImageIO by default is based on ImageMagick. Is
>>> this mature, does it work well?
>>
>>
>> This is planned, but hasn't been implmented yet. At the moment there's
>> an ImageIO plugin based on GdkPixbuf and a pure-java BMP plugin, and a
>> JPEG one in the works.
>>
>> So, we're not quite there yet. But since you've shown interest, I'll
>> keep it in mind and see what I can do once we're finished with this
>> overhaul. Most of the code is there, it's mostly just the font stuff
>> and then cleaning up the dependencies to allow for headless.
>>
>> /Sven
>>
> 
> 
> 

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